<template>
    <div class="page-container">
        <!--工具栏-->
        <div class="toolbar" style="float:left;padding-top:10px;padding-left:15px;">
            <el-form :inline="true" :model="filters" :size="size">
                <el-form-item>
                    <el-input v-model="filters.name" placeholder="角色名"></el-input>
                </el-form-item>
                <el-form-item>
                    <kt-button icon="fa fa-search" :label="$t('action.search')" perms="sys:role:view" type="primary"
                        @click="findPage(null)" />
                </el-form-item>
                <el-form-item>
                    <kt-button icon="fa fa-plus" :label="$t('action.add')" perms="sys:role:add" type="primary"
                        @click="handleAdd" />
                </el-form-item>
            </el-form>
        </div>
        <!--表格内容栏-->
        <kt-table permsEdit="sys:role:edit" permsDelete="sys:role:delete" :highlightCurrentRow="true" :stripe="false"
            :data="pageResult" :columns="columns" :showBatchDelete="false" @handleCurrentChange="handleRoleSelectChange"
            @findPage="findPage" @handleEdit="handleEdit" @handleDelete="handleDelete">
        </kt-table>
        <!-- </el-col> -->
        <!--新增编辑界面-->
        <el-dialog :title="operation?'新增':'编辑'" width="40%" :visible.sync="dialogVisible" :close-on-click-modal="false">
            <el-form :model="dataForm" label-width="80px" :rules="dataFormRules" ref="dataForm" :size="size">
                <el-form-item label="ID" prop="id" v-if="false">
                    <el-input v-model="dataForm.id" :disabled="true" auto-complete="off"></el-input>
                </el-form-item>
                <el-form-item label="角色名" prop="name">
                    <el-input v-model="dataForm.name" auto-complete="off"></el-input>
                </el-form-item>
                <el-form-item label="备注 " prop="remark">
                    <el-input v-model="dataForm.remark" auto-complete="off" type="textarea"></el-input>
                </el-form-item>
            </el-form>
            <div slot="footer" class="dialog-footer">
                <el-button :size="size" @click.native="dialogVisible = false">{{$t('action.cancel')}}</el-button>
                <el-button :size="size" type="primary" @click.native="submitForm" :loading="editLoading">
                    {{$t('action.submit')}}</el-button>
            </div>
        </el-dialog>
        <!--角色菜单，表格树内容栏-->
        <div class="menu-container" :v-if="true">
            <div class="menu-header">
                <span><B>角色菜单授权</B></span>
            </div>
            <el-tree :data="menuData" size="mini" show-checkbox node-key="id" :props="defaultProps"
                style="width: 100%;pading-top:20px;" ref="menuTree" :render-content="renderContent"
                v-loading="menuLoading" element-loading-text="拼命加载中" :check-strictly="true"
                @check-change="handleMenuCheckChange">
            </el-tree>
            <div style="float:left;padding-left:24px;padding-top:12px;padding-bottom:4px;">
                <el-checkbox v-model="checkAll" @change="handleCheckAll" :disabled="this.selectRole.id == null">
                    <b>全选</b></el-checkbox>
            </div>
            <div style="float:right;padding-right:15px;padding-top:4px;padding-bottom:4px;">
                <kt-button :label="$t('action.reset')" perms="sys:role:edit" type="primary" @click="resetSelection"
                    :disabled="this.selectRole.id == null" />
                <kt-button :label="$t('action.submit')" perms="sys:role:edit" type="primary" @click="submitAuthForm"
                    :disabled="this.selectRole.id == null" :loading="authLoading" />
            </div>
        </div>
    </div>
</template>

<script>
import KtTable from "@/views/Core/KtTable"
import KtButton from "@/views/Core/KtButton"
import TableTreeColumn from '@/views/Core/TableTreeColumn'
import { format } from "@/utils/datetime"
export default {
    components: {
        KtTable,
        KtButton,
        TableTreeColumn
    },
    data () {
        return {
            size: 'small',
            filters: {
                name: ''
            },
            columns: [
                { prop: "id", label: "ID", minWidth: 50 },
                { prop: "name", label: "角色名", minWidth: 120 },
                { prop: "remark", label: "备注", minWidth: 120 },
                { prop: "createBy", label: "创建人", minWidth: 120 },
                { prop: "createTime", label: "创建时间", minWidth: 120, formatter: this.dateFormat }
                // {prop:"lastUpdateBy", label:"更新人", minWidth:100},
                // {prop:"lastUpdateTime", label:"更新时间", minWidth:120, formatter:this.dateFormat}
            ],
            pageRequest: { pageNum: 1, pageSize: 10 },
            pageResult: {},

            operation: false, // true:新增, false:编辑
            dialogVisible: false, // 新增编辑界面是否显示
            editLoading: false,
            dataFormRules: {
                name: [
                    { required: true, message: '请输入角色名', trigger: 'blur' }
                ]
            },
            // 新增编辑界面数据
            dataForm: {
                id: 0,
                name: '',
                remark: ''
            },
            selectRole: {},
            menuData: [],
            menuSelections: [],
            menuLoading: false,
            authLoading: false,
            checkAll: false,
            currentRoleMenus: [],
            defaultProps: {
                children: 'children',
                label: 'name'
            }
        }
    },
    methods: {
        // 获取分页数据
        findPage: function (data) {
            if (data !== null) {
                this.pageRequest = data.pageRequest
            }
            this.pageRequest.params = [{ name: 'name', value: this.filters.name }]
            this.$api.role.findPage(this.pageRequest).then((res) => {
                this.pageResult = res.data
                this.findTreeData()
            }).then(data != null ? data.callback : '')
        },
        // 批量删除
        handleDelete: function (data) {
            this.$api.role.batchDelete(data.params).then(data.callback)
        },
        // 显示新增界面
        handleAdd: function () {
            this.dialogVisible = true
            this.operation = true
            this.dataForm = {
                id: 0,
                name: '',
                remark: ''
            }
        },
        // 显示编辑界面
        handleEdit: function (params) {
            this.dialogVisible = true
            this.operation = false
            this.dataForm = Object.assign({}, params.row)
        },
        // 编辑
        submitForm: function () {
            this.$refs.dataForm.validate((valid) => {
                if (valid) {
                    this.$confirm('确认提交吗？', '提示', {}).then(() => {
                        this.editLoading = true
                        let params = Object.assign({}, this.dataForm)
                        this.$api.role.save(params).then((res) => {
                            this.editLoading = false
                            if (res.code == 200 || res.code == 0) {
                                this.$message({ message: '操作成功', type: 'success' })
                                this.dialogVisible = false
                                this.$refs['dataForm'].resetFields()
                            } else {
                                this.$message({ message: '操作失败, ' + res.msg, type: 'error' })
                            }
                            this.findPage(null)
                        })
                    })
                }
            })
        },
        // 获取数据
        findTreeData: function () {
            this.menuLoading = true
            this.$api.menu.findMenuTree().then((res) => {
                this.menuData = res.data
                this.menuLoading = false
            })
        },
        // 角色选择改变监听
        handleRoleSelectChange (val) {
            if (val == null || val.val == null) {
                return
            }
            this.selectRole = val.val
            this.$api.role.findRoleMenus({ 'roleId': val.val.id }).then((res) => {
                this.currentRoleMenus = res.data
                this.$refs.menuTree.setCheckedNodes(res.data)
            })
        },
        // 树节点选择监听
        handleMenuCheckChange (data, check, subCheck) {
            if (check) {
                // 节点选中时同步选中父节点
                let parentId = data.parentId
                this.$refs.menuTree.setChecked(parentId, true, false)
            } else {
                // 节点取消选中时同步取消选中子节点
                if (data.children != null) {
                    data.children.forEach(element => {
                        this.$refs.menuTree.setChecked(element.id, false, false)
                    });
                }
            }
        },
        // 重置选择
        resetSelection () {
            this.checkAll = false
            this.$refs.menuTree.setCheckedNodes(this.currentRoleMenus)
        },
        // 全选操作
        handleCheckAll () {
            if (this.checkAll) {
                let allMenus = []
                this.checkAllMenu(this.menuData, allMenus)
                this.$refs.menuTree.setCheckedNodes(allMenus)
            } else {
                this.$refs.menuTree.setCheckedNodes([])
            }
        },
        // 递归全选
        checkAllMenu (menuData, allMenus) {
            menuData.forEach(menu => {
                allMenus.push(menu)
                if (menu.children) {
                    this.checkAllMenu(menu.children, allMenus)
                }
            });
        },
        // 角色菜单授权提交
        submitAuthForm () {
            let roleId = this.selectRole.id
            if ('admin' == this.selectRole.name) {
                this.$message({ message: '超级管理员拥有所有菜单权限，不允许修改！', type: 'error' })
                return
            }
            this.authLoading = true
            let checkedNodes = this.$refs.menuTree.getCheckedNodes(false, true)
            let roleMenus = []
            for (let i = 0, len = checkedNodes.length; i < len; i++) {
                let roleMenu = { roleId: roleId, menuId: checkedNodes[i].id }
                roleMenus.push(roleMenu)
            }
            this.$api.role.saveRoleMenus(roleMenus).then((res) => {
                if (res.code == 200 || res.code == 0) {
                    this.$message({ message: '操作成功', type: 'success' })
                } else {
                    this.$message({ message: '操作失败, ' + res.msg, type: 'error' })
                }
                this.authLoading = false
            })
        },
        renderContent (h, { node, data, store }) {
            return (
                <div class="column-container">
                    <span style="text-algin:center;margin-right:80px;">{data.name}</span>
                    <span style="text-algin:center;margin-right:80px;">
                        <el-tag type={data.type === 0 ? '' : data.type === 1 ? 'success' : 'info'} size="small">
                            {data.type === 0 ? '目录' : data.type === 1 ? '菜单' : '按钮'}
                        </el-tag>
                    </span>
                    <span style="text-algin:center;margin-right:80px;"> <i class={data.icon}></i></span>
                    <span style="text-algin:center;margin-right:80px;">{data.parentName ? data.parentName : '顶级菜单'}</span>
                    <span style="text-algin:center;margin-right:80px;">{data.url ? data.url : '\t'}</span>
                </div>);
        },
        // 时间格式化
        dateFormat: function (row, column, cellValue, index) {
            return format(row[column.property])
        }

    },
    mounted () {
    }
}
</script>
<style scoped>
.menu-container {
    margin-top: 10px;
}
.menu-header {
    padding-left: 8px;
    padding-bottom: 5px;
    text-align: left;
    font-size: 16px;
    color: rgb(20, 89, 121);
}
</style>